In a television advertisement, a company called waist away claimed the workout program on their set of dvds would help people lose weight more than any other dvd workout program. To test this claim, an independent company, called slim down, selected one other dvd program. They then randomly assigned half the volunteers to the waist away program and the other half to the slim down program. Each participant was weighed before they started the program and then regularly participated in their assigned program for one month. After one month, each participant was weighed again. The percent of weight lost was recorded for each person, where negative values indicated a weight gain. What type of study was performed?.

An experiment is a procedure completed to help or refute a hypothesis or decide the efficacy or likelihood of something previously untried. Experiments provide insight into motive-and-effect by using demonstrating what final results occur when a specific factor is manipulated. Experiments range greatly in intention and scale but constantly depend on repeatable manner and logical analysis of the results. There additionally exist herbal experimental research.

A child may carry out basic experiments to recognize how things fall to the ground, and at the same time groups of scientists can also take years of systematic investigation to advance their understanding of a phenomenon. Experiments and other forms of palms-on activities are very essential to student mastering inside the science lecture room.

Learn more about the experiment here: https://brainly.com/question/17274244

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